New approach for rapidly determining Pt accessibility of Pt/C fuel ...

Immobilizing U cations in Sr2Fe2O6-δ as a new cathode for proton ...

Peng, New approach for rapidly determining Pt accessibility of Pt/C fuel cell catalysts, J. Mater. Chem., № 9, с. 13471 https://doi.org/10.1039/D1TA01769A ...

Highly-Accessible Catalysts for Durable High-Power Performance

➢ Identify new electrolyte-Pt interface affects fuel cell ... 20 wt.% Pt/C. Accessible-porous carbons. Accessible-porous carbons. Page 10. 10. ❑ ...

1 A new approach to probe the degradation of fuel cell catalysts ...

same time a more simple and faster methodology than flow ... reproducible particle size distributions of the different Pt/C catalysts could be determined.

Spin occupancy regulation of the Pt d-orbital for a robust low-Pt ...

Compared with FeSAs-N-C (0.54 W cm−2) and typical Pt/C (1.38 W cm−2, 0.2 mgPt cm−2), the fuel cell with PtFe@FeSAs-N-C shows significantly ...

Investigating the Particle Growth in Bimodal Pt/C Catalysts by In

The stability of proton exchange membrane fuel cell (PEMFC) catalysts plays a key role in PEMFC-powered heavy-duty vehicles as a sustainable ...

Construction of dendritic Pt–Pd bimetallic nanotubular ... - CoLab

... Pt/C catalysts. Typically, the Pt 4Pd DTHs catalyst showed efficient ... New approach for rapidly determining Pt accessibility of Pt/C fuel cell catalysts.

Recent Advances on PEM Fuel Cells: From Key Materials to ...

However, a high I/C ratio may result in negative effects. In the catalyst layer, inhomogeneous ionomers cover active sites, decrease the ...

Highly stable and active catalyst in fuel cells through surface atomic ...

This limitation causes the challenges in commercial Pt/C ORR catalysts, which include high cost, moderate activity, and degradation in long-term ...

Editors' Choice—Electrochemically Active Surface Area ...

The use of hydrogen adsorption/desorption (HAD) is a convenient method to measure the Pt surface area of a catalyst. However, it was shown that ...

Low Pt loading for high-performance fuel cell electrodes enabled by ...

−1 at 160 °C with a low Pt loading of only 0.15 mgPt cm−2. High-temperature proton exchange membrane fuel cell (HT-PEMFC) systems based on phosphoric acid-doped ...

Research Progress of Pt-Based Catalysts toward Cathodic Oxygen ...

Proton exchange membrane fuel cells (PEMFCs) have been considered by many countries and enterprises because of their cleanness and efficiency.

UCLA-led study develops method for predictive design of Pt ...

A critical technological roadblock to the widespread adoption of proton-exchange membrane fuel cells is the development of highly active and ...

High-performance AEM unitized regenerative fuel cell using Pt ...

FG-URFC tested with Pt-Pb2Ru2O7-x and Pt/C as bifunctional oxygen electrocatalyst and bifunctional hydrogen electrocatalyst, respectively, ...

Impacts of Pt/Carbon Black Catalyst Surface Hydrophilicity on ...

Excessively hydrophilic catalysts with numerous functional groups demonstrated poor ionomer dispersion and reduced gas diffusivity due to water ...

Lanthanum Aluminate Yielding Fine Pt Nanoparticle Exsolution for ...

A New Approach to Fuel Cell Electrodes: Lanthanum. Aluminate Yielding ... ovskite oxide prepared using sol-gel method (reduced at 500°C.

Pt–Pyrrole Complex-Assisted Synthesis of Carbon-Supported ... - TBSI

The fuel cell with the as-prepared PtCo@Pt/C-6 catalyst displays a rated peak power density of 1.1 W/ cm2 at 0.67 V (H2/air) and a mass activity ...

Best Practices and Testing Protocols for Benchmarking ORR ...

Accurate benchmarks of baseline Pt/C catalysts evaluated using standardized protocols and best practices are necessary to expedite ultra-low- ...

Circular use of Pt/C through Pt dissolution from spent PEMFC ...

Large-scale applications of low-temperature polymer electrolyte membrane fuel cell (PEMFC) technology is throttled mainly by the requirement of the platinum ...

Low Pt loading for high-performance fuel cell electrodes enabled by ...

The essence of the catalytic layer is the three-phase boundaries where the loose Pt/C particles are bonded together by means of polymeric ...

Comparison of methods to determine electrocatalysts' surface area ...

Comparison of methods to determine electrocatalysts' surface area in gas diffusion electrode setups: a case study on Pt/C and. PtRu/C. Nico C ...